diff --git a/yara-validator/yara_file_processor.py b/yara-validator/yara_file_processor.py
index a179f53..cc46b71 100644
--- a/yara-validator/yara_file_processor.py
+++ b/yara-validator/yara_file_processor.py
@@ -149,6 +149,8 @@ def __replace_for_each_one_to_many(self, line):
                 non_white_space_index = index
                 break
 
+        if non_white_space_index == 0:
+            non_white_space_index = len(line_as_list)
         new_list = new_list + line_as_list[non_white_space_index:]
 
         newline = ''.join(new_list)